$OpenBSD: patch-src_libs_utils_process_stub_unix_c,v 1.2 2010/05/28 12:12:05 espie Exp $
--- src/libs/utils/process_stub_unix.c.orig	Fri Jan 15 18:36:52 2010
+++ src/libs/utils/process_stub_unix.c	Fri May 28 12:10:12 2010
@@ -40,6 +40,10 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <errno.h>
+#include <signal.h>
+
+/* EPROTO is not defined on OpenBSD */
+#define EPROTO ENOPROTOOPT
 
 extern char **environ;
 
